From b0213770d2d8d6892042288da35f0ec17e849258 Mon Sep 17 00:00:00 2001
From: Damyon Wiese <damyon@moodle.com>
Date: Tue, 2 Apr 2019 13:59:37 +0800
Subject: [PATCH] MDL-65243 badges: Use real time api

Never add or subtract timestamps - use the time api to do it correctly.
---
 lib/badgeslib.php | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/lib/badgeslib.php b/lib/badgeslib.php
index 986e503f80e..53de1c8d18d 100644
--- a/lib/badgeslib.php
+++ b/lib/badgeslib.php
@@ -233,13 +233,16 @@ function badges_calculate_message_schedule($schedule) {
 
     switch ($schedule) {
         case BADGE_MESSAGE_DAILY:
-            $nextcron = time() + 60 * 60 * 24;
+            $tomorrow = new DateTime("1 day", core_date::get_server_timezone_object());
+            $nextcron = $tomorrow->getTimestamp();
             break;
         case BADGE_MESSAGE_WEEKLY:
-            $nextcron = time() + 60 * 60 * 24 * 7;
+            $nextweek = new DateTime("1 week", core_date::get_server_timezone_object());
+            $nextcron = $nextweek->getTimestamp();
             break;
         case BADGE_MESSAGE_MONTHLY:
-            $nextcron = time() + 60 * 60 * 24 * 7 * 30;
+            $nextmonth = new DateTime("1 month", core_date::get_server_timezone_object());
+            $nextcron = $nextmonth->getTimestamp();
             break;
     }